diff --git a/Cargo.lock b/Cargo.lock
index c5210f5..606adaf 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -818,9 +818,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.20.3"
+version = "1.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "945462a4b81e43c4e3ba96bd7b49d834c6f61198356aa858733bc4acf3cbe62e"
+checksum = "cde51589ab56b20a6f686b2c68f7a0bd6add753d697abf720d63f8db3ab7b1ad"
 
 [[package]]
 name = "openssl-probe"
diff --git a/Cargo.toml b/Cargo.toml
index 2a13483..ab540e6 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,7 +14,7 @@ delegate = "0.13.2"
 hyper-util = "0.1.10"
 kube = { version = "0.98.0" }
 k8s-openapi = { version = "0.24.0" }
-once_cell = "1.20.3"
+once_cell = "1.21.0"
 regex = { package = "regex-lite", version = "0.1.6" }
 schemars = "0.8.22"
 serde_json = "1.0.140"